CN109595807A - Combustion apparatus - Google Patents

Combustion apparatus Download PDF

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Publication number
CN109595807A
CN109595807A CN201811396627.8A CN201811396627A CN109595807A CN 109595807 A CN109595807 A CN 109595807A CN 201811396627 A CN201811396627 A CN 201811396627A CN 109595807 A CN109595807 A CN 109595807A
Authority
CN
China
Prior art keywords
combustion
heat
temperature portion
pressure fan
thermovent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811396627.8A
Other languages
Chinese (zh)
Inventor
宫代俊生
横尾直树
柴崎则久
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dainichi Co Ltd
Iwatani Corp
Original Assignee
Dainichi Co Ltd
Iwatani Sangyo KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dainichi Co Ltd, Iwatani Sangyo KK filed Critical Dainichi Co Ltd
Publication of CN109595807A publication Critical patent/CN109595807A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00Air heaters
    • F24H3/02Air heaters with forced circulation
    • F24H3/04Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0488Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using fluid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0052Details for air heaters
    • F24H9/0057Guiding means
    • F24H9/0063Guiding means in air channels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0052Details for air heaters
    • F24H9/0057Guiding means
    • F24H9/0068Guiding means in combustion gas channels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/02Casings; Cover lids; Ornamental panels
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N10/00Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
    • H10N10/10Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
    • H10N10/13Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the heat-exchanging means at the junction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D18/00Small-scale combined heat and power [CHP] generation systems specially adapted for domestic heating, space heating or domestic hot-water supply
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2101/00Electric generators of small-scale CHP systems
    • F24D2101/60Thermoelectric generators, e.g. Peltier or Seebeck elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H2240/00Fluid heaters having electrical generators
    • F24H2240/08Fluid heaters having electrical generators with peltier elements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]

Abstract

The present invention provides a kind of safe combustion apparatus, and the overheat of shell can be prevented not driving pressure fan.It is configured in shell (12): combustion chamber (30), with burner (32);With heat to electricity conversion mechanism (40), it generates thermo-electromotive force and configuring thermoelectric element (46) between high-temperature portion (42) and low temperature portion (44) using the combustion heat of burner (32), pressure fan (50) are driven by thermo-electromotive force, the combustion heat is discharged from the blow-off outlet (18) being formed on shell (12), wherein, shell (12) has thermovent (15) in the upside compared with blow-off outlet (18), which is used for the combustion heat generated to external release from combustion chamber (30).

Description

Combustion apparatus
The application be the applying date be on January 26th, 2015, priority date be on March 17th, 2014, application No. is 201580011324.8, the divisional application of the application for a patent for invention of entitled " combustion apparatus ", entire contents are incorporated into This is as reference.
Technical field
The present invention relates to the combustion apparatus by driving pressure fan using electromotive force caused by the combustion heat.
Background technique
There is following equipment in previous combustion apparatus, even if not using external power supply, can also utilize the combustion The combustion heat of equipment is burnt to generate electricity, to supplement whole electric power or a part of electric power necessary to the combustion apparatus.Patent document 1 It is an example of this combustion apparatus that can be generated electricity, is the warm-air drier that there is thermoelectric generator 4 in inside as shown in its Fig. 1 100。
Specifically, thermoelectric generator 4 includes the high-temperature portion 2 being heated by the combustion heat, which is that gas is firing Caused by burner portion 10 burns;And air is sucked and cooled low temperature portion 3 from external, in the high-temperature portion 2 and low temperature portion 3 Between have thermoelectric element 1.Thermoelectric element 1 is to pass through the temperature difference between high-temperature portion 2 and low temperature portion 3 using Seebeck effect To generate the element of thermo-electromotive force.Moreover, warm-air drier 100 have fan 12, the fan 12 by thermoelectric generator 4 thermo-electromotive force To drive.Even if warm-air drier 100 is not connect with source power supply as a result, it is also able to use the fan driven by thermoelectric generator 4 12, as hot wind, blow gas burns the generated combustion heat in combustor portion 10.
Citation
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2001-255018 bulletin
But since thermoelectric element 1 is poor (in patent document 1 by the predetermined temperature between high-temperature portion 2 and low temperature portion 3 It is 300 DEG C) generate the desired thermo-electromotive force of fan 12, so generating the predetermined temperature difference even if burner 10 burns Before, what fan 12 will not be driven.As a result, in patent document 1, although hot gas is arranged from shell if driving fan 12 Out, but it is being driven to stipulated time band only until fan 12, shell has the combustion heat continuous heating of burned device 10 Danger.In addition, the case where this shell is heated is also same in the case where fan 12 is because of failure stopping.
Summary of the invention
It is an object of the present invention to the situation more than preventing, shell can be prevented not driving pressure fan by providing one kind The combustion apparatus of the safety of body overheat.
The above subject is solved by following combustion apparatus, which is configured in shell: combustion chamber, tool There is burner;With heat to electricity conversion mechanism, by configured using the burner the combustion heat high-temperature portion and low temperature portion it Between thermoelectric element and generate thermo-electromotive force, pressure fan driven by the thermo-electromotive force, from being formed on the housing Blow-off outlet discharges the combustion heat, wherein the shell has thermovent, the thermovent in the upside compared with the blow-off outlet The combustion heat for being generated to external release from the combustion chamber.
Combustion apparatus of the invention is configured with heat to electricity conversion mechanism, which is utilizing burner by configuring The combustion heat high-temperature portion and temperature low temperature portion lower than it between thermoelectric element generate thermo-electromotive force, and pass through the thermoelectricity Kinetic potential drives pressure fan, discharges the combustion heat from blow-off outlet.Therefore, even if for example in open air or the power failure of not external power supply Deng can also pressure fan be driven to come using combustion apparatus.Here, shell has thermovent in the upside compared with blow-off outlet, it should Thermovent is used for the combustion heat generated to external release from combustion chamber.Therefore, until driving pressure fan by heat to electricity conversion mechanism Until stipulated time band, alternatively, in the case where such as heat to electricity conversion mechanism malfunction, the combustion heat relatively dissipating from upside Hot mouth release, can prevent the overheat of shell.In addition, independently with the thermovent, it relatively is formed with blow-off outlet in downside, because This pressure fan normal driving time-bands, from this on the downside of blow-off outlet discharge the combustion heat, being capable of efficiently heat external space.
Additionally, it is preferred that be characterized in that, the combustion chamber has the combustion heat in the downside of the thermovent to institute The opening portion for stating shell navigation inside the body, between the opening portion and the thermovent be equipped with deflecting portion, the deflecting portion inhibit described in The combustion heat is discharged from the thermovent when driving of pressure fan, and by being suppressed this from the wind of the pressure fan The combustion heat towards the direction of the blow-off outlet.So-called herein " combustion heat is inhibited to discharge from the thermovent " is it is meant that right Necessary resistance is paid from opening portion towards the flowing of the combustion heat of thermovent, is not meant as the prestart in pressure fan, is sealed Close the flow path of the combustion heat from opening portion towards thermovent.It therefore, can be in the starting of pressure fan by the way that this deflecting portion is arranged Before, the combustion heat risen from opening portion is discharged from thermovent.Moreover, when the driving of pressure fan, the wind of pressure fan with towards dissipating The repressed burning thermo-contact of the flowing of hot mouth, makes the flow direction of the combustion heat change into the direction of blow-off outlet, even if there is heat dissipation Mouthful, also the combustion heat effectively can be discharged from blow-off outlet.
Additionally, it is preferred that being characterized in that, the high-temperature portion configuration is formed useful in the combustion chamber in the combustion chamber In the air induction port of the cooling high-temperature portion.Then, in the combustion chamber due to high-temperature portion configuration, so rapidly by high-temperature portion Heating, can shorten the starting time of pressure fan.Moreover, pressure fan is started and is imported from air after high-temperature portion is heated Mouth imports air to cool down high-temperature portion, even if high-temperature portion configuration is in the combustion chamber as a result, it is more than resistance to for capable of not also making thermoelectric element Controlled to hot temperature.
Additionally, it is preferred that being characterized in that, so that the flame of the burner is opposite with the high-temperature portion, and make described low Warm portion and the air induction port mode opposite with the pressure fan configure.Then, because flame is opposite with high-temperature portion, institute Quickly to heat high-temperature portion, it can more shorten the starting time of pressure fan.In addition, because low temperature portion and pressure fan phase It is right, it is described efficiently to cool down low temperature portion.Moreover, because air induction port and pressure fan are also opposite, it is described will to blow The case where wind of machine is direct and is rapidly fed through combustion chamber, is effectively prevented high-temperature portion overheat.As described above, quickly plus The high-temperature portion of hot heat to electricity conversion mechanism and start pressure fan promptly, and if pressure fan start to drive, this can be by The wind of the pressure fan effectively cools down high-temperature portion, and preventing thermoelectric element is more than heat resisting temperature, remains normal with a simple configuration Generating state.Furthermore it is possible to keep each position opposite, not across extra component by flame, heat to electricity conversion mechanism and air-supply Machine is arranged as a column, can be realized compact configuration.
Additionally, it is preferred that being characterized in that, the fuels sources of the burner are to contain the cartridge type of compressed liquefied gas Gas tank, so as to provide carrying property excellent combustion apparatus.
Additionally, it is preferred that being characterized in that, the low temperature portion and the cartridge type gas tank are connected via heat-conduction component.In It is that the cartridge type gas tank due to containing liquefied gas has as gas sprays and characteristic that gas tank gradually cools down, so even if The cold energy of gas tank can be also transferred to low by heat to electricity conversion mechanism with the state for being heated and being easy to as low temperature portion high temperature Warm portion effectively cools down low temperature portion.Therefore, it is able to maintain that normal generating state.
Informing machine additionally, it is preferred that being characterized in that, this case that there is the informing heat to electricity conversion mechanism to generate electricity Structure.Therefore, user is able to recognize that the electricity generation situation of heat to electricity conversion mechanism, such as even if in heat to electricity conversion mechanism malfunction And in the case that shell is heated excessively, it can be appreciated that the situation and avoid danger.
The effect of invention
More than, even if the present invention is capable of providing a kind of combustion of safety for not driving pressure fan, capable of also preventing shell from overheating Burn equipment.
Detailed description of the invention
Fig. 1 is the face side perspective view of the combustion apparatus of embodiments of the present invention.
Fig. 2 is the back side perspective view of the combustion apparatus of embodiments of the present invention.
Fig. 3 is to keep the face side of a part of incised notch of front panel of the combustion apparatus of embodiments of the present invention three-dimensional Figure.
Fig. 4 is the A-A cross-sectional view of Fig. 1.
Fig. 5 is the perspective view on the low temperature portion periphery of the combustion apparatus of Fig. 1.
Fig. 6 is the combustion apparatus of the 1st variation of embodiments of the present invention, is outline partial vertical sectional corresponding with Fig. 4 View.
Fig. 7 is the outline sectional elevation of the combustion apparatus of the 2nd variation of embodiments of the present invention.
[description of symbols]
12 shells, 15 thermovents, 18 blow-off outlets, 30 combustion chambers, 32 combustions Burner (gas burner), 37 air induction ports, 39 opening portions, 40 heat to electricity conversion mechanisms, 42 high-temperature portions, 44 low temperature portions, 46 thermoelectric elements, 50 pressure fan, 60 blocking portions, 65 deflecting portions.
Specific embodiment
Combustion apparatus of the invention is following combustion apparatus, makes the fuel combustions such as gas or lam-oil, should by utilizing Electromotive force caused by the combustion heat drives pressure fan, hereinafter, as the preferred embodiment of the present invention and by taking warm-air drier as an example, It is illustrated while referring to attached drawing.In addition, embodiments discussed below is currently preferred concrete example, therefore attached Technically preferred a variety of restrictions, as long as but limiting the meaning of the invention, this hair without especially recording in the following description Bright range is not limited to these modes.In addition, as long as no special explanation, then marking identical attached drawing in attached drawing below The position of label is identical composition.
FIG. 1 to FIG. 3 is that combustion apparatus (warm-air drier) 10, Fig. 1 of the preferred embodiment of the present invention is its face side solid Figure, Fig. 2 is its back side perspective view, and Fig. 3 is the face side perspective view for making a part of incised notch of its front panel.These attached drawings Combustion apparatus 10 is set as the size that can be carried with hand, is able to use even if the place of not external power supply.Burning is set Standby 10 have shell 12, fuel supplying part 20, combustion chamber 30, heat to electricity conversion mechanism 40 and pressure fan 50.
(about shell)
Shell 12 is for example implemented resistance to thermal spraying to steel and is formed, and is set as rectangular-shaped on the whole, for the ease of with hand It carries and is equipped with handle in side 12B.As shown in figure 3, fuel supplying part 20 and combustion chamber 30 are configured in the shell 12, and And as shown in Fig. 2, overleaf 12C is equipped with pressure fan 50.
The positive 12A of shell 12 shown in Fig. 1 is formed through the air-supply of pressure fan 50 for the hot conduct in shell 12 Warm wind and to the blow-off outlet 18 of outside blowout, be equipped with multi-disc shutter board 19 for adjusting blow-off direction in the blow-off outlet 18.This Outside, it is formed with observation window 16 in positive 12A, makes it possible to the flame of visual confirmation combustion chamber 30.Shell 12 side 12B with And back side 12C has opening and closing door 27 freely, opens this 27 and is able to carry out the pick-and-place of gas tank 22.In addition, outlet is (by door The part of 27 coverings) it is the through hole continuously opened up in the back side 12C and side 12B of shell 12, even if thus combustion apparatus 10 is small-sized, can also be easy to pick and place gas tank 22.
(about fuel supplying part)
Fuel supplying part 20 is the part that fuel is supplied to combustion chamber 30.For fuel used in combustion apparatus of the invention Can be using gas and lam-oil etc., but the fuel in the case where present embodiment is gas, and as shown in Figure 1, will be used to supply It is set as containing the cartridge type gas tank 22 of compressed liquefied gas to the fuels sources of fuel, make it possible to relative to fuel supplying part 20 dismounting.Specifically, as shown in figure 3, being equipped with the mounting portion 24 for accommodating and placing gas tank 22 in fuel supplying part 20.It carries The configuration of portion 24 is set on the side of the abutment portion 13 below combustion chamber 30.Preferably, mounting portion 24 is that heat conductivity is excellent Metal material is bent in a manner of becoming the shape being in close contact with the circumferential lateral surface of gas tank 22.
Moreover, having tank interconnecting piece 23 in fuel supplying part 20, the gas tank 22 accommodated can be relative to the tank interconnecting piece 23 dismounting.From gas tank 22 be discharged fuel gas enter to the adjuster being located in tank interconnecting piece 23 and by carry out pressure adjustment. In addition, the dismounting of tank interconnecting piece 23 and gas tank 22 is set as magnetic means, so that when gas tank 22 is heated and its internal pressure is different When often rising, release mechanism works and is detached from gas tank 22.The tank interconnecting piece 23 is connect with operation grips 28, can be adjusted The gas flow supplied from gas tank 22.The fuel gas supplied in this wise from gas tank 22 via tank interconnecting piece 23 is from gas conduit 29 Pass through with gas, air mixer (not shown), is supplied when mixing with air to aftermentioned gas burner 32.
(about combustion chamber)
Combustion chamber 30 have for fuel gas space S 1, be equipped in the space S 1 gas burner 32 and Electrode 34.Moreover, conveying from the fuel gas that fuel supplying part 20 supplies to gas burner 32, pass through operation grips 28 It rotates and presses igniter (not shown) to generate pulse voltage, so that electrode 34 is discharged by the pulse voltage, thus light combustion Expect gas.In addition, gas burner 32 is along the rodlike of the width direction (Y-direction of Fig. 3) of space S 1 length, in its length direction On be arranged with multiple flame hole 32a, thus, it is possible to the width direction Y along space S 1 throughout issue flame.In addition, combustion chamber 30 Face wall 30b a part or it is whole formed by heat resistant glass, becoming can be on the inside of 16 visual confirmation of observation window of Fig. 1 It constitutes.
(about pressure fan)
Pressure fan 50 shown in Fig. 2 is the " warm wind mainly having for from the blow-off outlet 18 of Fig. 1 and Fig. 3 blowout warm wind Blow out function " and be used for the wind pushing mechanism of heat to electricity conversion mechanism 40 (referring to Fig. 4) cooling " refrigerating function ".Aftermentioned explanation Refrigerating function.Fan and hair dryer can be utilized for pressure fan 50.Pressure fan 50 shown in Fig. 2 is preferably, by motor 52 The aerofoil fan with flabellum 51 (referring to Fig. 4) for driving and blowing along axial flow direction X.In addition, pressure fan 50 of the invention is simultaneously It is not limited to aerofoil fan, is also able to use centrifugal fan etc..The pressure fan 50 does not use external power supply, passes through the thermoelectricity by Fig. 3 Thermo-electromotive force caused by switching mechanism 40 drives.
(about heat to electricity conversion mechanism)
Heat to electricity conversion mechanism 40 is that the mechanism of thermo-electromotive force is generated using Seebeck effect, also referred to as heat to electricity conversion mould Block, thermoelectric generator etc..Illustrate heat to electricity conversion mechanism 40 using the A-A of Fig. 1 cross-sectional view, that is, Fig. 4.In addition, being represented in Fig. 4 The state that fuel is burning.As shown in figure 4, heat to electricity conversion mechanism 40 has high-temperature portion 42, low temperature portion 44 and is clamped in Thermoelectric element 46 between high-temperature portion 42 and low temperature portion 44.
High-temperature portion 42 is the part heated by the combustion heat of gas burner 32.In contrast, being configured with low temperature portion 44 Space S 2 be connected to via the air taking mouth 11 of the back side 12C of shell 12 with exterior space, low temperature portion 44 by with taken The outer gas entered contacts and is difficult to be heated.In addition, high-temperature portion 42 and low temperature portion 44 are able to use well known metal material.This Temperature difference is generated to sample between high-temperature portion 42 and low temperature portion 44, is generated in the thermoelectric element 46 being made of semiconductor therebetween Thermo-electromotive force.By making the temperature difference between high-temperature portion 42 and low temperature portion 44 become 150 DEG C, the generation of thermoelectric element 46 of attached drawing makes The thermo-electromotive force that pressure fan 50 starts.Moreover, when gas burns away, low temperature portion 44 is on also temperature is easy to due to the combustion heat Rise, once however pressure fan 5 start, then low temperature portion 44 is cooled down by the wind of pressure fan 5, as a result, be easy maintain high-temperature portion 42 with Temperature difference between low temperature portion 44.
Heat to electricity conversion mechanism 40 generates electricity in this wise, but during the power generation, as shown in Figure 1 and Figure 3, has and informs The informing mechanism 59 for the case where generating electricity.In the case where attached drawing, inform that mechanism 59 is the thermoelectric element 46 via Fig. 4 and matches Line (not shown) and the lamp (preferably LED light) being electrically connected, receive by electromotive force that thermoelectric element 46 generates and light, to making User informs generating state.The combustion apparatus 10 of present embodiment have more than feature, but also have feature below.
(relationship between combustion chamber and high-temperature portion)
In this case, in order to be rapidly heated high-temperature portion 42, the starting time of shortening pressure fan 50, And take following various measures.Firstly, as shown in Figure 3 and 4, the configuration of high-temperature portion 42 is in combustion chamber 30 (in space Expose in S1).Specifically, the inner face 30a of high-temperature portion 42 from the back side of combustion chamber 30 is prominent towards face side.In addition, high temperature Portion 42 is the state for being disposed with multi-disc fin 42a along the width direction Y of space S 1 as illustrated in fig. 3.In addition, such as Fig. 4 institute Show, make fuel gas to the supply amount of gas burner 32 become maximum, and make flames F exiting R maximum in the state of, high-temperature portion 42 interarea portion (face portion) is configured in the mode opposite with flames F exiting R (preferably, the front end FR1 of flames F exiting R).In addition, It is opposite with high-temperature portion 42 in a manner of not contacting with high-temperature portion 42 to make flames F exiting R, while keeping flames F exiting R adjacent with high-temperature portion 42, by This gas burner 32 configures with separating predetermined distance X1 from high-temperature portion 42.
(about thermovent)
As described above, in the present embodiment, heating high-temperature portion 42 rapidly, the starting time for shortening pressure fan 50 is sought, Even if but in this way, being also required to comparable time (such as about 1 minute or so) for the starting of pressure fan 50.As a result, until In time-bands until the pressure fan 50 starting, worry that the combustion heat of gas burner 32 collapses in shell 12 and becomes danger State.Therefore, in the present invention, it has been separately formed thermovent 15 with blow-off outlet 18, the thermovent 15 to outside for releasing Straighten the combustion heat until the starting of the pressure fan 50.
Specifically, as shown in Figure 1, thermovent 15 is formed in a manner of being disposed with the through hole of multiple slit-shapeds, at It is not make at least the object bigger than through hole from the thermovent 15 by invading to the shape in shell 12.In addition, of the invention Thermovent 15 be not limited to the through hole of slit-shaped, for example, it is also possible to for multiple round or multilateral shape apertures or net Shape.Moreover, the preferably downward as much as possible side of blow-off outlet 18 blows out warm wind, in contrast, thermovent 15 is preferably as much as possible It collapses heat to be discharged in shell 12, therefore, thermovent 15 is formed in upside compared with blow-off outlet 18, more preferably To be formed in the top plate portion 12D of shell 12.In addition, as shown in figure 4, combustion chamber 30 have the combustion heat is guided into shell 12 Opening portion 39, thermovent 15 needs at least with the opening portion 39 compared with positioned at upside.
The opening portion 39 of Fig. 4 is formed in the top of combustion chamber 30, and for making the wind AR1 of pressure fan 50 towards blow-off outlet 18 The flow path 55 of side (separates specified interval by the upper plate 32 of combustion chamber 30 and from the upper plate 32 and is located at the plate component 36 of upside and draw Point space) terminal part 55a downside it is adjacent.Moreover, opening portion 39 is with double in face of 18 side of blow-off outlet and 15 side of thermovent The mode of side is open.As a result, when pressure fan 50 does not drive, flowed from the combustion heat that opening portion 39 discharges towards thermovent 15 Dynamic, on the other hand, when pressure fan 50 drives, the combustion heat discharged from opening portion 15 is contacted with wind AR1, by the wind from Blow-off outlet 18 is blown out.
Here, shell 12 has deflecting portion 65 between opening portion 39 and thermovent 15, the deflecting portion 65 is for blowing The flowing for the front and back switching combustion heat that machine 50 drives.By being located on the dummy line KL for linking opening portion 39 and thermovent 15, And the deflecting portion 65 of present embodiment is formed in the upside arranging blocking portion 60 compared with blow-off outlet 18, which ensures The combustion heat while inhibiting the combustion heat towards the flowing of thermovent 15 towards the flow path 57 of thermovent 15.Moreover, passing through the blocking portion 60, inhibit the combustion heat to discharge from thermovent 15 in the driving of pressure fan 50, makes the wind AR1 towards the pressure fan 50 of blow-off outlet 18 It is thermally contacted with the repressed burning, makes the combustion heat towards the direction of blow-off outlet 18.In this way, being opened before the driving of pressure fan 50 Oral area 39 and thermovent 15 are spatially connected via flow path 57, therefore the combustion heat can be made to flow to thermovent 15, and sending After the driving of blower 50, the combustion heat towards thermovent the resistance for flowing through blocking portion 60 and be suppressed, while passing through air-supply The wind AR1 of machine 50 and so that flow direction is become the direction of blow-off outlet.In addition, the blocking portion 60 of Fig. 4 is plate, but the present invention is not limited to This, for example, or it is blocky.In addition, the quantity of blocking portion 60 is not also limited to 1 as shown in figure, or 2 or more Blocking portion 60.
The terminal part of the flow path 55 (flow path for guiding wind AR1 to blow-off outlet 18) of the blocking portion 60 and wind AR1 of Fig. 4 55a is compared to upside is located at, and the wind AR1 after preventing pressure fan 50 from driving as a result, is from the case where the blowout of thermovent 15.In addition, Fig. 4 In the case of blocking portion 60 by with constitute flow path 55 the independent component of component formed, compared with the terminal part 55a of flow path 55 It is formed in 18 side of blow-off outlet, but the present invention is not limited thereto.For example, it is also possible to constitute flow path 55 as shown in the single dotted broken line of Fig. 4 Upside plate component 36 under vertical view by part or all of hiding mode of opening portion 39 to 18 side of blow-off outlet extend, The function of blocking portion 60 is played by the part 36-1 of the extension.In addition, as shown in figure 4, preferably, blocking portion 60 is under vertical view The mode of opening portion 39 is completely covered to cover the top of opening portion 39, as a result, at least the combustion heat will not be straight flow to thermovent 15, in addition, also can prevent the rubbish from falling to combustion chamber 30 even if entering rubbish from thermovent 15.
(relationship between heat to electricity conversion mechanism and pressure fan)
As shown in figure 4, the interarea portion of the low temperature portion 44 of heat to electricity conversion mechanism 40 and pressure fan 50 are opposite, low temperature portion as a result, 44 are configured to, and will not intrusively be received the wind of pressure fan 50 from front by other component.Specifically, as vertical around low temperature portion 44 Shown in body figure, that is, Fig. 5, low temperature portion 44 by make multi-disc fin 44a along the width direction Y of shell 12 be arranged in a manner of formed, Between multi-disc fin 44a, it is formed with the space S 3 along up and down direction Z.As a result, the wind of pressure fan 50 with by multi-disc The low temperature portion 44 that fin 44a is constituted contacts, and can efficiently cool down low temperature portion 44, and the wind contacted with low temperature portion 44 is along shell The up and down direction Z of low temperature portion 44 in 12 swimmingly flows.Moreover, the wind AR1 of side flowing is logical from flow path 55 shown in Fig. 4 upwards It crosses, and is blown out from blow-off outlet 18.
In contrast, the wind AR2 of Fig. 5 flowed to the downside of low temperature portion 44 is as shown in figure 4, from combustion chamber 30 is formed in The air induction port 37 being made of through hole in the 12C side wall surface of the back side is by being sucked into the combustion chamber as negative pressure state In 30, and contact with high-temperature portion 42 to cool down high-temperature portion 42.Cooling down high-temperature portion 42 in this wise is in order to prevent because being more than thermoelectricity The overheat of the heat resisting temperature (in the case where present embodiment be 250 DEG C) of element 46 and lead to failure.That is, in present embodiment In the case of, as long as high-temperature portion 42 is only capable of maintaining the driving of pressure fan 50 and informs the temperature the lighted it is enough (example of mechanism 59 Such as 220 DEG C), after pressure fan 50 drives, cooling high-temperature portion 42, so that being no more than the heat resisting temperature of thermoelectric element 46.In addition, such as Shown in Fig. 3, air induction port 37 has width dimensions identical as the size of width direction Y of high-temperature portion 42 or above Y1, but height dimension H1 forms small, and the area of section of the flow path 55 of wind AR1 of the opening area at least than Fig. 4 is small.In addition, The air induction port 37 of present embodiment configures compared with high-temperature portion 42 in downside.Therefore, even if passing through from air induction port 37 And the wind AR2 being inhaled into rises in combustion chamber 30, also wind AR2 can be made to contact with high-temperature portion 42.Moreover, as shown in figure 3, high The multi-disc fin 42a in warm portion 42 is arranged along the width direction Y of space S 1, thus wind AR2 with from multi-disc fin 42a each other it Between the mode that passes through pass through, can be cooled effectively high-temperature portion 42.In addition, in the present embodiment, make air induction port 37 with The flabellum 51 of pressure fan 50 is opposite, and the wind AR3 of pressure fan 50 is sent directly into from air induction port 37 to combustion chamber 30.
(cooling about low temperature portion)
As described above, low temperature portion 44 is air-cooled by pressure fan 50, and low temperature portion 44 and gas tank 22 are via heat-conduction component 58 Connection, seeks the cooling of low temperature portion 44.That is, gas tank 22 is the metal container for containing liquefied gas, thus have with gas Body sprays and gradually cooling characteristic, the cold energy are transferred to low temperature portion 44 cooling is effectively performed.In the feelings of present embodiment Under condition, as shown in Figure 4 and 5, an end 58a of heat-conduction component 58 is connect with the side of fin 44a, another end 58b is connect with the mounting portion 24 of above-mentioned gas tank 22.In addition, heat-conduction component 58 is applicable in the good metal material of the heat conductivities such as copper and silver Material, but the present invention is not limited to these materials.
The combustion apparatus 10 of embodiments of the present invention is constituted as described above, can pass through the heat of heat to electricity conversion mechanism 40 Electromotive force drives pressure fan 50, therefore can be only by the fuel of gas tank 22 come using combustion apparatus 10, and even if straight In stipulated time until starting pressure fan 50 by heat to electricity conversion mechanism 40 such as event occurs for heat to electricity conversion mechanism 40 In the case where barrier, the combustion heat can also discharged from thermovent 15, prevents the overheat of shell 12.But burning of the invention is set Standby to be not limited to the above embodiment, individual compositions of above embodiment also can be omitted as needed, or with do not specify Other constitute combination.For example, also can using Fig. 6 and the 1st and the 2nd variation shown in Fig. 7 combustion apparatus 71, 72.Illustrate the variation below.
(the 1st variation)
Fig. 6 indicates the combustion apparatus 71 of the 1st variation of embodiments of the present invention, is outline part corresponding with Fig. 4 Longitudinal section view.The difference of the combustion apparatus 10 of the combustion apparatus 71 and FIG. 1 to FIG. 5 of the figure is the cooler of high-temperature portion 42 Structure.That is, for carrying out air-cooled air induction port 79 to the high-temperature portion 42 exposed in the space S 1 of combustion chamber 30 so that burning The mode that space S 1 in room 30 is connected with the space S 2 configured with pressure fan 50, passes through the wall surface of the back side from combustion chamber 30 Flow path 82 that the downside of 30c passes through and formed.Specifically, it is formed through hole 81 in 30 side of the combustion chamber of abutment portion 13, in base 50 side of pressure fan in platform portion 13 is formed through hole 83.Moreover, the two through holes 81,83 each other via flow path 82 spatially It is connected, air induction port 79 is consequently formed, preferably, the through hole 81 of 30 side of combustion chamber is configured in the underface of high-temperature portion 42. And preferably, compared with through hole 83, the opening area of through hole 81 is small.As a result, in combustion apparatus 71, not from air-supply Machine 50 is directly entered to the wind AR3 (referring to Fig. 4) in combustion chamber 30, the wind AR2 etc. flowed after contacting with low temperature portion 44 to downside Promoting becomes negative pressure in combustion chamber 30, contact from below with high-temperature portion 42 fiercely, can cool down high-temperature portion 42.
(the 2nd variation)
Fig. 7 is the combustion apparatus 72 of the 2nd variation of embodiments of the present invention, is by the part of heat to electricity conversion mechanism 40 Outline sectional elevation in the case where being truncated in the horizontal direction.The combustion apparatus 10 of the combustion apparatus 72 and FIG. 1 to FIG. 5 of the figure The difference lies in that the cooling body of high-temperature portion 42.That is, in the case of fig. 7, being led for carrying out air-cooled air to high-temperature portion 42 Entrance 88 along combustion chamber 30 width direction Y shape at.Specifically, air induction port 88 is formed in the width direction of combustion chamber 30 Through hole on the wall surface of Y, preferably both ends 42b, 42c with the width direction Y of high-temperature portion 42 are adjacent to configuration.In addition, The high-temperature portion 42 of Fig. 7 is also made of multi-disc fin 42a as illustrated in fig. 3, but may be, these multi-disc fins 42a is vertically Direction Z is arranged, and is blown into the wind passed through from air induction port 88 between multi-disc fin 42a.

Claims (7)

1. a kind of combustion apparatus, is configured in shell: combustion chamber, with burner;With heat to electricity conversion mechanism, passes through and match It sets the thermoelectric element between the high-temperature portion and low temperature portion of the combustion heat using the burner and generates thermo-electromotive force, pass through institute Thermo-electromotive force is stated to drive pressure fan, discharges the combustion heat, the combustion apparatus from the blow-off outlet formed on the housing It is characterized in that, the shell has thermovent in the upside compared with the blow-off outlet, which is used to discharge to outside The combustion heat generated from the combustion chamber.
2. combustion apparatus according to claim 1, which is characterized in that the combustion chamber has in the downside of the thermovent By the combustion heat to the opening portion of the shell navigation inside the body, deflecting portion is equipped between the opening portion and the thermovent, The deflecting portion inhibits the combustion heat when driving of the pressure fan to discharge from the thermovent, and by coming from the pressure fan Wind and make the repressed combustion heat towards the direction of the blow-off outlet.
3. combustion apparatus according to claim 1 or 2, which is characterized in that the high-temperature portion configures in the combustion chamber, The air induction port for cooling down the high-temperature portion is formed in the combustion chamber.
4. combustion apparatus according to claim 3, which is characterized in that so that the flame of the burner and the high-temperature portion Relatively, and configure the low temperature portion and the air induction port mode opposite with the pressure fan.
5. combustion apparatus according to any one of claims 1 to 4, which is characterized in that the fuels sources of the burner are Contain the cartridge type gas tank of compressed liquefied gas.
6. combustion apparatus according to claim 5, which is characterized in that the low temperature portion and the cartridge type gas tank are passed via heat It leads component and connects.
7. combustion apparatus described according to claim 1~any one of 6, which is characterized in that have to the heat to electricity conversion machine The informing mechanism that the case where structure is generating electricity is informed.
CN201811396627.8A 2014-03-17 2015-01-26 Combustion apparatus Pending CN109595807A (en)

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CN201580011324.8A CN106062488A (en) 2014-03-17 2015-01-26 Burning appliance

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KR102219350B1 (en) * 2019-11-22 2021-02-23 김종배 Hermoelectric generator and combustion apparatus having the same
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JP2015175559A (en) 2015-10-05
WO2015141279A1 (en) 2015-09-24
CN106062488A (en) 2016-10-26
KR102159421B1 (en) 2020-09-23
JP6031056B2 (en) 2016-11-24

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Application publication date: 20190409